<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Android Node</title>
</head>
<body>
  <script>
    const button = document.createElement('button')
    button.innerHTML = 'shutdown server'
    button.addEventListener('click', () => {
      fetch('/close').then(() => {
        alert('success')
      })
    }, false)
    document.body.append(button)
  </script>
</body>
</html>
